When training a model, why should you randomly split the rows into separate subsets?

When training a model, why should you randomly split the rows into separate subsets?A . to train the model twice to attain better accuracyB . to train multiple models simultaneously to attain better performanceC . to test the model by using data that was not used to train the modelView...

August 12, 2024No CommentsREAD MORE +

Which module in the Azure Machine Learning designer should you use?

You need to create a training dataset and validation dataset from an existing dataset. Which module in the Azure Machine Learning designer should you use?A . Select Columns in DatasetB . Add RowsC . Split DataD . Join DataView AnswerAnswer: C Explanation: A common way of evaluating a model is...

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Which type of computer vision was used?

You send an image to a Computer Vision API and receive back the annotated image shown in the exhibit. Which type of computer vision was used?A . object detectionB . semantic segmentationC . optical character recognition (OCR)D . image classificationView AnswerAnswer: A Explanation: Object detection is similar to tagging, but...

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For each of the following statements, select Yes if the statement is true. Otherwise, select No. NOTE: Each correct selection is worth one point

HOTSPOT For each of the following statements, select Yes if the statement is true. Otherwise, select No. NOTE: Each correct selection is worth one point. View AnswerAnswer: Explanation: A screenshot of a computer Description automatically generated with medium confidence Box 1: Yes Custom Vision functionality can be divided into two...

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Which type of model is the chart used to evaluate?

You have the Predicted vs. True chart shown in the following exhibit. Which type of model is the chart used to evaluate?A . classificationB . regressionC . clusteringView AnswerAnswer: B Explanation: What is a Predicted vs. True chart? Predicted vs. True shows the relationship between a predicted value and its...

August 10, 2024No CommentsREAD MORE +

Which Azure Cognitive Services service should you use?

You are building a tool that will process images from retail stores and identify the products of competitors. The solution will use a custom model. Which Azure Cognitive Services service should you use?A . Custom VisionB . Form RecognizerC . FaceD . Computer VisionView AnswerAnswer: A Explanation: The Azure Custom...

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What are two metrics that you can use to evaluate a regression model? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

What are two metrics that you can use to evaluate a regression model? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.A . coefficient of determination (R2)B . F1 scoreC . root mean squared error (RMSE)D . area under curve (AUC)E . balanced accuracyView...

August 9, 2024No CommentsREAD MORE +

Which type of natural language processing should you use?

You are developing a solution that uses the Text Analytics service. You need to identify the main talking points in a collection of documents. Which type of natural language processing should you use?A . entity recognitionB . key phrase extractionC . sentiment analysisD . language detectionView AnswerAnswer: B Explanation: Broad...

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Which type of AI workload should the company use?

Your company wants to build a recycling machine for bottles. The recycling machine must automatically identify bottles of the correct shape and reject all other items. Which type of AI workload should the company use?A . anomaly detectionB . conversational AIC . computer visionD . natural language processingView AnswerAnswer: C...

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What should you use as a feature?

You have a dataset that contains information about taxi journeys that occurred during a given period. You need to train a model to predict the fare of a taxi journey. What should you use as a feature?A . the number of taxi journeys in the datasetB . the trip distance...

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